To evaluate: The value of and the value of if is 5 and is 12.
The value of is and the value of is 12.
The function is called the compositions of functions f and g and the domain of is set of all x in the domain of g such that is in the domain of f, that means,
Thus, by above definition, the value of is .
Substitute 2 for x in above formula,
The value of is 5, substitute 5 for in above values,
The value of is 12, substitute 12 for in above values,
Thus, the value of is 12.
Subscribe to bartleby learn! Ask subject matter experts 30 homework questions each month. Plus, you’ll have access to millions of step-by-step textbook answers!